Henry Leonard was born circa 1836 in Frankfort, Germany and enlisted on 18 May 1864 aboard the U.S.S. Minnesota at Hampton Roads as a Ordinary Seaman for a 1 2/3 year enlistment as a transferee from the Army.
Leonard was attached to the Tecumseh at some point as a coal heaver per the casualty list in Army and Navy Journal. He was reported lost with her during the Battle of Mobile Bay on 5 August 1864 as reported in Navy casualty lists., .
He was approximately 28 years old and had been in the Navy for just under three months.
Awards & Memorials
Alternate Spellings of Name
References and Sources Return of the United States Naval Rendezvous, U.S.S. Minnesota for the week ending April 16, 1864
 NARA T1099. An index to rendezvous reports during the Civil War, 1861-1865.
 "Navy Gazette: List of Deaths in the Navy of the United States, reported to the Bureau of Medicine and Surgery, Navy Department, during the week ending December 3d, 1864." Army and Navy Journal, 10 Dec. 1864, p. 253.
 Officers and Enlisted Men who Died in the Active Service of the U.S. Navy 1776-1885